Surface Mapping

​Surface chlorophyll data were collected on September 25, 2024 while the R/V Monitor was underway collecting nutrient samples in the Providence and Seekonk River estuaries. The average chlorophyll concentrations were categorized as good in the Northern Providence River Channel and Edgewood, and as fair in all other areas. Overall, chlorophyll ranged 0.99 to 15.81 µg/L with an average of 5.14 µg/L. The chlorophyll concentrations from this date are presented in the map below using Inverse Distance Weighting (IDW) interpolation.

​Surface chlorophyll data were collected on September 11, 2024 while the R/V Monitor was underway collecting nutrient samples in the Providence and Seekonk River estuaries. The average chlorophyll concentrations were categorized as fair in all areas. Overall, chlorophyll ranged 2.45 to 33.57 µg/L with an average of 11.07 µg/L. The chlorophyll concentrations from this date are presented in the map below using Inverse Distance Weighting (IDW) interpolation.

​Surface chlorophyll data were collected on August 21, 2024 while the R/V Monitor was underway collecting nutrient samples in the Providence and Seekonk River estuaries. The average chlorophyll concentrations were categorized as good in the Seekonk River and Northern Providence River Channel, and as fair in all other areas. Overall, chlorophyll ranged 0.93 to 20.56 µg/L with an average of 4.42 µg/L. The chlorophyll concentrations from this date are presented in the map below using Inverse Distance Weighting (IDW) interpolation.

​Surface chlorophyll data were collected on August 14, 2024 while the R/V Monitor was underway collecting nutrient samples in the Providence and Seekonk River estuaries. The average chlorophyll concentrations were categorized as poor in the Seekonk River, and as fair in all other areas. Overall, chlorophyll ranged 1.31 to 109.86 µg/L with an average of 19.45 µg/L. The chlorophyll concentrations from this date are presented in the map below using Inverse Distance Weighting (IDW) interpolation.

​Surface chlorophyll data were collected on August 7, 2024 while the R/V Monitor was underway collecting nutrient samples in the Providence and Seekonk River estuaries. The average chlorophyll concentrations were categorized as fair in all areas surveyed. Overall, chlorophyll ranged 1.72 to 24.79 µg/L with an average of 7.32 µg/L. The chlorophyll concentrations from this date are presented in the map below using Inverse Distance Weighting (IDW) interpolation.

​Surface chlorophyll data were collected on August 1, 2024 while the R/V Monitor was underway collecting nutrient samples in the Providence and Seekonk River estuaries. The average chlorophyll concentrations were categorized as fair in all areas surveyed. Overall, chlorophyll ranged -0.45 to 63.34 µg/L with an average of 11.02 µg/L. The chlorophyll concentrations from this date are presented in the map below using Inverse Distance Weighting (IDW) interpolation.

​Surface chlorophyll data were collected on July 24, 2024 while the R/V Monitor was underway collecting nutrient samples in the Providence and Seekonk River estuaries. The average chlorophyll concentrations were categorized as fair in all areas surveyed. Overall, chlorophyll ranged 2.16 to 38.37 µg/L with an average of 11.21 µg/L. The chlorophyll concentrations from this date are presented in the map below using Inverse Distance Weighting (IDW) interpolation.

​Surface chlorophyll data were collected on July 17, 2024 while the R/V Monitor was underway collecting bacteria samples in the Providence and Seekonk River estuaries. The average chlorophyll concentrations were categorized as poor in the Seekonk River and as fair in all other areas. Overall, chlorophyll ranged 2.29 to 57.17 µg/L with an average of 18.45 µg/L. The chlorophyll concentrations from this date are presented in the map below using Inverse Distance Weighting (IDW) interpolation.

​Surface chlorophyll data were collected on July 10, 2024 while the R/V Monitor was underway collecting nutrient samples in the Providence and Seekonk River estuaries. The average chlorophyll concentrations were categorized as poor in the Seekonk River and Northern Providence River Channel and as good in all other areas. Overall, chlorophyll ranged 0.81 to 82.48 µg/L with an average of 19.85 µg/L. The chlorophyll concentrations from this date are presented in the map below using Inverse Distance Weighting (IDW) interpolation.​

​Surface chlorophyll data were collected on July 3, 2024 while the R/V Monitor was underway collecting bacteria samples in the Providence and Seekonk River estuaries. The average chlorophyll concentrations were categorized as poor in the Lower Providence River Area and as fair in all other areas. Overall, chlorophyll ranged from 2.27 to 52.87 µg/L with an average of 16.49 µg/L. The chlorophyll concentrations from this date are presented in the map below using Inverse Distance Weighting (IDW) interpolation.